package com.fslq.day08.democonclusion;

public class KeyBoard implements USB {
    @Override
    public void open() {
        System.out.println ("打开键盘");
    }

    @Override
    public void close() {
        System.out.println ("关闭键盘");
    }
    public void type() {
        System.out.println ("敲击键盘");
    }
}
